成龄苹果树丰产优质栽培技术研究

梁君武

Studies on the Technigue of Cultivation of Adult Apple Tree for Obtaining Bumper Harvest and High Quality

Liang Junwu

华北农学报 . 1989, (2): 83 -89 . DOI: 10.3321/j.issn:1000-7091.1989.02.015